Question

......... ............. .... .... factorise x²+6x+9

Answer 1

${x}^{2} + 6x +9 \\ = {x}^{2} + 3x + 3x + 9 \\ = x(x + 3) + 3(x + 3) \\ = (x + 3)(x + 3)$

$\red{ \bold{hop e \: its \: helpful}}$

Answer 2

Answer:

x²+3x+3x+9=0

X(X+3)+3(X+3)=0

(X+3)(X+3)=0

X= -3